Meaning and Name Origin
Ciaran \cia-ran\ as a boys' name (also used as girls' name Ciaran) is pronounced KEE-a-rawn. It is of Irish and Gaelic origin, and the meaning of Ciaran is "black". Ciarán is derived from "ciar". Often anglicized as Kieran. Name of two Irish saints, a hermit of the fifth century and the founder of the monastery.
Ciaran has 1 variant: Kieran▲.
Ciaran is an unusual first name for men. Ciaran is also an uncommon surname for both adults and children. (2000 U.S. Census)
Charted below is the baby name popularity of Ciaran for boys. Ciaran reached its apex rank of #23 in Ireland in the year 2000, and is at #74 currently. (2013 Birth Statistics)
Displayed below is a comparison of the usage of Ciaran and affiliated names. Kieran (#576 a year ago) and Kieron are the prominent variation forms of Ciaran ranked in the Top 1000. These boy names reached the top of their popularity in 2011 and are almost as popular today. Kieran (#576) is the most chic name for newborns in this list. (2014 Birth Statistics)